mikeash/MABGTimer — pull request #5 by mz2 (2013-02-10 17:16:59+00:00)
Title: Extensions and bug fixes

- 0539db7: Expose queue and object in the public interface so they can be set to nil in the client of MABGTimer.
- 0841501: Fixed a crash in -performWhileLocked: where queue could be nil when the method is called.
- 7cc454d: added ability to compile with iOS6 & OSX 10.8 as minimum target.